GB0915506D0 - Engine valve system - Google Patents

Engine valve system

Info

Publication number
GB0915506D0
GB0915506D0 GBGB0915506.0A GB0915506A GB0915506D0 GB 0915506 D0 GB0915506 D0 GB 0915506D0 GB 0915506 A GB0915506 A GB 0915506A GB 0915506 D0 GB0915506 D0 GB 0915506D0
Authority
GB
United Kingdom
Prior art keywords
valve system
engine valve
engine
valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GBGB0915506.0A
Other versions
GB2473250A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mechadyne PLC
Original Assignee
Mechadyne PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mechadyne PLC filed Critical Mechadyne PLC
Priority to GB0915506A priority Critical patent/GB2473250A/en
Publication of GB0915506D0 publication Critical patent/GB0915506D0/en
Priority to CN201080040545.5A priority patent/CN102510933B/en
Priority to US13/391,436 priority patent/US8794206B2/en
Priority to EP10754994.1A priority patent/EP2475848B1/en
Priority to PCT/IB2010/053927 priority patent/WO2011027304A2/en
Publication of GB2473250A publication Critical patent/GB2473250A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F01L13/0047—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction the movement of the valves resulting from the sum of the simultaneous actions of at least two cams, the cams being independently variable in phase in respect of each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
GB0915506A 2009-09-07 2009-09-07 Variable valve actuating system for i.c. engines Withdrawn GB2473250A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB0915506A GB2473250A (en) 2009-09-07 2009-09-07 Variable valve actuating system for i.c. engines
CN201080040545.5A CN102510933B (en) 2009-09-07 2010-09-01 Engine valve system
US13/391,436 US8794206B2 (en) 2009-09-07 2010-09-01 Engine valve system
EP10754994.1A EP2475848B1 (en) 2009-09-07 2010-09-01 Engine valve system
PCT/IB2010/053927 WO2011027304A2 (en) 2009-09-07 2010-09-01 Engine valve system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0915506A GB2473250A (en) 2009-09-07 2009-09-07 Variable valve actuating system for i.c. engines

Publications (2)

Publication Number Publication Date
GB0915506D0 true GB0915506D0 (en) 2009-10-07
GB2473250A GB2473250A (en) 2011-03-09

Family

ID=41203232

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0915506A Withdrawn GB2473250A (en) 2009-09-07 2009-09-07 Variable valve actuating system for i.c. engines

Country Status (5)

Country Link
US (1) US8794206B2 (en)
EP (1) EP2475848B1 (en)
CN (1) CN102510933B (en)
GB (1) GB2473250A (en)
WO (1) WO2011027304A2 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8813698B2 (en) * 2009-03-06 2014-08-26 Toyota Jidosha Kabushiki Kaisha Variable valve apparatus of internal combustion engine
GB2480638A (en) * 2010-05-26 2011-11-30 Mechadyne Plc Assembly of a valve operating system incorporating a cam summation mechanism
CN102251823B (en) * 2011-06-13 2013-01-02 奇瑞汽车股份有限公司 Double-torsion spring mounting bracket and manufacturing method thereof
EP2743469B1 (en) * 2012-12-11 2016-04-13 Mechadyne International Limited Low Friction Shim Surface
EP2762692B1 (en) * 2013-02-04 2015-04-08 Mechadyne International Limited Cam profile summation mechanism
DE102013109414A1 (en) * 2013-08-29 2015-03-05 Fev Gmbh Valve control for an internal combustion engine and internal combustion engine
CN103775153B (en) * 2014-01-23 2017-09-29 长城汽车股份有限公司 For the valve actuating mechanism of engine and the vehicle with it
CN103775160A (en) * 2014-01-23 2014-05-07 长城汽车股份有限公司 Air distribution mechanism for engine and vehicle with same
EP3296531A1 (en) * 2016-09-14 2018-03-21 Mechadyne International Limited Engine valve system
KR102084908B1 (en) * 2017-03-17 2020-03-04 바르실라 핀랜드 오이 Operation method of control device for gas exchange valve of internal combustion piston engine and control device for gas exchange valve of internal combustion engine
US11536165B1 (en) * 2022-01-12 2022-12-27 Southwest Research Institute Hydraulic lash assembly and valvetrain implementing same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020124783A1 (en) * 1998-08-19 2002-09-12 Richard Dynes Personal hydrofoil water craft
JP4396024B2 (en) * 2000-03-13 2010-01-13 マツダ株式会社 Cylinder head structure
GB2378729A (en) 2001-08-18 2003-02-19 Mechadyne Plc Adjustable engine valve control system
GB2395521A (en) 2002-11-23 2004-05-26 Mechadyne Plc Engine with variable valve mechanism
WO2005089274A2 (en) * 2004-03-15 2005-09-29 Jacobs Vehicle Systems, Inc. Valve bridge with integrated lost motion system
GB2438628A (en) * 2006-05-31 2007-12-05 Mechadyne Plc Engine with variable valve actuating mechanism
KR100783541B1 (en) * 2006-12-14 2007-12-07 현대자동차주식회사 Oil feeding circuit of variable valve lift system
GB2449096A (en) * 2007-05-10 2008-11-12 Mechadyne Plc Variable valve actuating system for i.c. engines
GB2456760B (en) * 2008-01-22 2012-05-23 Mechadyne Plc Variable valve actuating mechanism with lift deactivation
GB2480638A (en) * 2010-05-26 2011-11-30 Mechadyne Plc Assembly of a valve operating system incorporating a cam summation mechanism

Also Published As

Publication number Publication date
CN102510933B (en) 2014-12-10
WO2011027304A2 (en) 2011-03-10
US8794206B2 (en) 2014-08-05
US20120160200A1 (en) 2012-06-28
GB2473250A (en) 2011-03-09
EP2475848B1 (en) 2013-05-01
CN102510933A (en) 2012-06-20
WO2011027304A3 (en) 2011-05-26
EP2475848A2 (en) 2012-07-18

Similar Documents

Publication Publication Date Title
HK1161152A1 (en) Valve system
EP2378096A4 (en) Engine
EP2432583A4 (en) Encapsulated valve system
HRP20130608T1 (en) Valve
ZA201201772B (en) Combustion control system
GB0915506D0 (en) Engine valve system
SG2014012272A (en) Split valve
HK1159594A1 (en) Fuel valve
EP2426324A4 (en) Engine intake system
GB0917376D0 (en) Valve
EP2426341A4 (en) Engine
EP2372133A4 (en) Engine system
GB0913097D0 (en) Fuel system
EP2481901A4 (en) Crankless engine
MY165409A (en) Engine
EP2503115A4 (en) Engine valve device
HK1163046A1 (en) Fuel valve
GB0921745D0 (en) Engine arrangement
EP2655815A4 (en) Rockerless desmodromic valve system
HK1157839A1 (en) Engine
EP2472346A4 (en) Engine system
PL387270A1 (en) Valve system
PL392437A1 (en) Valve system
GB2468407B (en) Engine configuration
HU0900061D0 (en) Engine

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)